X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fbuilders%2Fpipelinetemplate.h;fp=source%2Fbuilders%2Fpipelinetemplate.h;h=fb24ea29df547f468ff05ba142631c7bd215107d;hb=7aaec9a70b8d7733429bec043f8e33e02956f266;hp=0000000000000000000000000000000000000000;hpb=bec07999d95b76f4b47cffcc564d0cd0afc0435e;p=libs%2Fgl.git

diff --git a/source/builders/pipelinetemplate.h b/source/builders/pipelinetemplate.h
new file mode 100644
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+++ b/source/builders/pipelinetemplate.h
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+#ifndef PIPELINETEMPLATE_H_
+#define PIPELINETEMPLATE_H_
+
+#include <string>
+#include <vector>
+#include <msp/datafile/loadabletyperegistry.h>
+#include <msp/datafile/objectloader.h>
+#include "blend.h"
+#include "postprocessor.h"
+#include "predicate.h"
+
+namespace Msp {
+namespace GL {
+
+class DepthTest;
+class Lighting;
+
+class PipelineTemplate
+{
+private:
+	class PostProcLoader: virtual public DataFile::Loader
+	{
+	private:
+		template<typename T>
+		struct AddPostProc
+		{
+			static void add(PostProcLoader &ldr, const std::string &kw) { ldr.add(kw, &PostProcLoader::postprocessor<T>); }
+		};
+
+	protected:
+		RefPtr<PostProcessor::Template> postproc;
+
+	public:
+		PostProcLoader();
+
+		PostProcessor::Template *get_postprocessor_template() { return postproc.release(); }
+
+	protected:
+		virtual void postprocessor_loaded() { }
+
+	private:
+		template<typename T>
+		void postprocessor();
+
+		friend class PipelineTemplate;
+	};
+
+public:
+	class Loader: public DataFile::CollectionObjectLoader<PipelineTemplate>, public PostProcLoader
+	{
+	public:
+		Loader(PipelineTemplate &);
+		Loader(PipelineTemplate &, Collection &);
+	private:
+		void init();
+
+		virtual void postprocessor_loaded();
+		void multisample(unsigned);
+		void multisample_range(unsigned, unsigned);
+		void pass(const std::string &, const std::string &);
+		void postprocessor(const std::string &);
+	};
+
+	struct Pass
+	{
+		class Loader: public DataFile::CollectionObjectLoader<Pass>
+		{
+		public:
+			Loader(Pass &);
+			Loader(Pass &, Collection &);
+		private:
+			void init();
+
+			void blend(BlendFactor, BlendFactor);
+			void blend_predefined(const std::string &);
+			void depth_test(Predicate);
+			void depth_test_predefined(const std::string &);
+			void lighting(const std::string &);
+			void lighting_inline();
+			// TODO requires support for scenes in Resources
+			//void scene(const std::string &);
+		};
+
+		std::string tag;
+		RefPtr<Lighting> lighting;
+		RefPtr<const DepthTest> depth_test;
+		RefPtr<const Blend> blend;
+		std::string renderable_name;
+		//Renderable *default_renderable;
+
+		~Pass();
+	};
+
+	struct PostProcessor
+	{
+		GL::PostProcessor::Template *postprocessor_template;
+		std::string slot_name;
+
+		PostProcessor(GL::PostProcessor::Template * = 0);
+	};
+
+	typedef std::vector<Pass> PassArray;
+	typedef std::vector<PostProcessor> PostProcessorArray;
+
+private:
+	typedef DataFile::LoadableTypeRegistry<PostProcLoader, PostProcLoader::AddPostProc> PostProcessorRegistry;
+
+	bool hdr;
+	bool alpha;
+	unsigned required_multisample;
+	unsigned max_multisample;
+	PassArray passes;
+	PostProcessorArray postprocessors;
+
+public:
+	PipelineTemplate();
+	~PipelineTemplate();
+
+	bool get_hdr() const { return hdr; }
+	bool get_alpha() const { return alpha; }
+	unsigned get_required_multisample() const { return required_multisample; }
+	unsigned get_maximum_multisample() const { return max_multisample; }
+	const PassArray &get_passes() const { return passes; }
+	const PostProcessorArray &get_postprocessors() const { return postprocessors; }
+
+	template<typename T>
+	static void register_postprocessor(const std::string &);
+private:
+	static PostProcessorRegistry &get_postprocessor_registry();
+};
+
+template<typename T>
+void PipelineTemplate::register_postprocessor(const std::string &kw)
+{
+	get_postprocessor_registry().register_type<T>(kw);
+}
+
+template<typename T>
+void PipelineTemplate::PostProcLoader::postprocessor()
+{
+	if(postproc)
+		throw std::logic_error("Only one postprocessor allowed per slot");
+	RefPtr<typename T::Template> pp = new typename T::Template;
+	load_sub(*pp);
+	postproc = pp;
+	pp = 0;
+	postprocessor_loaded();
+}
+
+} // namespace GL
+} // namespace Msp
+
+#endif